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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 91 249 236 18 17 541 28956

Saffa Riffat publications per year

The chart shows the history of publications by Saffa Riffat between 1986 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Saffa Riffat published across 41 years, from 1986 to 2026, averaging 14.5 papers a year. Output peaked at 33 publications in 2020. 25 of the 595 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1986 to 2026. Vertical axis: number of publications, 0 to 33. Peak 33 publications in 2020. 1986: 1 publication 1987: 1 publication 1988: 2 publications 1989: 3 publications 1990: 1 publication 1991: 7 publications 1992: 1 publication 1993: 5 publications 1994: 9 publications 1995: 13 publications 1996: 13 publications 1997: 12 publications 1998: 12 publications 1999: 10 publications 2000: 11 publications 2001: 14 publications 2002: 8 publications 2003: 8 publications 2004: 18 publications 2005: 7 publications 2006: 16 publications 2007: 11 publications 2008: 14 publications 2009: 13 publications 2010: 17 publications 2011: 24 publications 2012: 16 publications 2013: 23 publications 2014: 25 publications 2015: 26 publications 2016: 30 publications 2017: 15 publications 2018: 21 publications 2019: 32 publications 2020: 33 publications 2021: 20 publications 2022: 28 publications 2023: 25 publications 2024: 25 publications 2025: 23 publications 2026: 2 publications
1986 2026

595 publications in total across all disciplines

View publications per year as a table
Saffa Riffat: publications per year, 1986 to 2026
Year Publications
1986 1
1987 1
1988 2
1989 3
1990 1
1991 7
1992 1
1993 5
1994 9
1995 13
1996 13
1997 12
1998 12
1999 10
2000 11
2001 14
2002 8
2003 8
2004 18
2005 7
2006 16
2007 11
2008 14
2009 13
2010 17
2011 24
2012 16
2013 23
2014 25
2015 26
2016 30
2017 15
2018 21
2019 32
2020 33
2021 20
2022 28
2023 25
2024 25
2025 23
2026 2
Total 595
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Saffa Riffat publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Saffa Riffat sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: publications, 38–47 to 804+. Vertical axis: number of scientists, 0 to 457. Most scientists, 457, have 148–157 publications. The last bar groups every scientist with 804 publications or more. The highlighted bar, 538–547 publications, is where this scientist sits. 38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38–47 publications 804+

This scientist: 541 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

View publications distribution as a table
Number of Engineering and Technology scientists by publication count, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
Publications Scientists This scientist
38–47 20
48–57 35
58–67 96
68–77 135
78–87 190
88–97 259
98–107 283
108–117 369
118–127 341
128–137 386
138–147 372
148–157 457
158–167 415
168–177 407
178–187 421
188–197 378
198–207 403
208–217 317
218–227 346
228–237 321
238–247 260
248–257 280
258–267 240
268–277 214
278–287 242
288–297 203
298–307 166
308–317 154
318–327 175
328–337 159
338–347 99
348–357 131
358–367 106
368–377 118
378–387 97
388–397 108
398–407 82
408–417 71
418–427 64
428–437 55
438–447 54
448–457 60
458–467 47
468–477 40
478–487 30
488–497 29
498–507 38
508–517 40
518–527 32
528–537 23
538–547 28 541
548–557 23
558–567 19
568–577 16
578–587 17
588–597 18
598–607 22
608–617 15
618–627 9
628–637 11
638–647 21
648–657 12
658–667 9
668–677 11
678–687 9
688–697 6
698–707 14
708–717 7
718–727 8
728–737 10
738–747 9
748–757 5
758–767 5
768–777 11
778–787 7
788–797 2
798–803 4
804+ 100
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Saffa Riffat D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Saffa Riffat sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: D-Index, 30 to 107+. Vertical axis: number of scientists, 0 to 426. Most scientists, 426, have 42 D-Index. The last bar groups every scientist with 107 D-Index or more. The highlighted bar, 91 D-Index, is where this scientist sits. 30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 91 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

View D-Index distribution as a table
Number of Engineering and Technology scientists by D-index, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
D-Index Scientists This scientist
30 59
31 114
32 129
33 189
34 200
35 262
36 311
37 312
38 350
39 385
40 348
41 362
42 426
43 380
44 310
45 341
46 301
47 306
48 271
49 246
50 210
51 253
52 213
53 221
54 195
55 186
56 170
57 167
58 166
59 144
60 152
61 141
62 138
63 131
64 118
65 114
66 119
67 95
68 87
69 77
70 89
71 69
72 54
73 46
74 55
75 54
76 49
77 53
78 46
79 28
80 39
81 36
82 24
83 26
84 36
85 18
86 25
87 19
88 26
89 27
90 23
91 15 91
92 12
93 9
94 15
95 10
96 13
97 13
98 9
99 7
100 7
101 8
102 7
103 7
104 9
105 6
106 9
107+ 99
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Research.com Recognitions

  • 2018 - Member of the European Academy of Sciences

Overview

Saffa Riffat is affiliated with the University of Nottingham in the United Kingdom and has contributed extensively to research in the fields of Engineering and Energy. Their work spans a variety of subfields including Mechanical Engineering, Building and Construction, Renewable Energy, Sustainability and the Environment, Environmental Engineering, and Civil and Structural Engineering.

The scientist's research topics cover a broad spectrum, with particular focus on areas such as Building Energy and Comfort Optimization, Solar Thermal and Photovoltaic Systems, Adsorption and Cooling Systems, Phase Change Materials Research, Thermal Radiation and Cooling Technologies, Urban Heat Island Mitigation, and Solar Energy Systems and Technologies.

Recent papers authored by or involving Saffa Riffat include:

  • Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects, 2022, Renewable and Sustainable Energy Reviews
  • Comprehensive energy, economic and thermal comfort assessments for the passive energy retrofit of historical buildings - A case study of a late nineteenth-century Victorian house renovation in the UK, 2020, Energy
  • Definition of a new morphological parameter to improve prediction of urban heat island, 2020, Sustainable Cities and Society
  • A simulation study on performance improvement of solar assisted heat pump hot water system by novel controllable crystallization of supercooled PCMs, 2020, Renewable Energy
  • Energy performance of photovoltaic (PV) windows under typical climates of China in terms of transmittance and orientation, 2020, Energy

Frequent co-authors working alongside Saffa Riffat include Yuehong Su, Mingke Hu, Çağrı Kutlu, Hasila Jarimi, and Qiliang Wang.

The scientist's work has been published repeatedly in several key academic journals such as Energy, International Journal of Low-Carbon Technologies, Future Cities and Environment, SSRN Electronic Journal, and Renewable Energy. These outlets reflect the thematic focus of their research on energy systems, sustainability, urban environmental issues, and technological innovations in renewable energy.

In addition to journal publications, Saffa Riffat has authored a book titled Sustainable Energy Technologies and Low Carbon Buildings, published by Springer International Publishing in 2024.

Their contributions to the scientific community have been recognized through awards, including the honor of becoming a Member of the European Academy of Sciences in 2018.

Best Publications

  • Thermoelectrics: a review of present and potential applications

    S.B Riffat;Xiaoli Ma

  • A comprehensive review of Pt electrocatalysts for the oxygen reduction reaction: Nanostructure, activity, mechanism and carbon support in PEM fuel cells

    Sheng Sui;Sheng Sui;Xiaoying Wang;Xintong Zhou;Yuehong Su

  • Toward aerogel based thermal superinsulation in buildings: A comprehensive review

    Erdem Cuce;Pinar Mert Cuce;Christopher J. Wood;Saffa B. Riffat

  • The latest advancements on thermochemical heat storage systems

    Devrim Aydin;Sean P. Casey;Saffa Riffat

  • Review of passive solar heating and cooling technologies

    Hoy Yen Chan;Saffa B. Riffat;Jie Zhu

  • Development of small-scale and micro-scale biomass-fuelled CHP systems – A literature review

    Leilei Dong;Hao Liu;Saffa Riffat

  • A review on wind driven ventilation techniques

    Naghman Khan;Yuehong Su;Saffa B. Riffat

  • Opportunities for solar water desalination worldwide: Review

    Mahmoud Shatat;Mark Worall;Saffa Riffat

  • Expanders for micro-CHP systems with organic Rankine cycle

    Guoquan Qiu;Hao Liu;Saffa Riffat

  • A state-of-the-art review on innovative glazing technologies

    Erdem Cuce;Saffa B. Riffat

  • Review on heat recovery technologies for building applications

    A. Mardiana-Idayu;A. Mardiana-Idayu;S.B. Riffat

  • Water desalination technologies utilizing conventional and renewable energy sources

    Mahmoud Shatat;Saffa B. Riffat

  • Fuel cell technology for domestic built environment applications: State of-the-art review

    Theo Elmer;Mark Worall;Shenyi Wu;Saffa B. Riffat

  • Experimental investigation of a biomass-fired ORC-based micro-CHP for domestic applications

    Guoquan Qiu;Yingjuan Shao;Jinxing Li;Hao Liu

  • Comparative study of the performance of the M-cycle counter-flow and cross-flow heat exchangers for indirect evaporative cooling – Paving the path toward sustainable cooling of buildings

    Changhong Zhan;Changhong Zhan;Zhiyin Duan;Xudong Zhao;Stefan Smith

  • Improving the coefficient of performance of thermoelectric cooling systems: a review

    S. B. Riffat;Xiaoli Ma

  • Tri-generation systems: Energy policies, prime movers, cooling technologies, configurations and operation strategies

    M. Jradi;S. Riffat

  • Numerical study of a novel counter-flow heat and mass exchanger for dew point evaporative cooling.

    X. Zhao;J.M. Li;S.B. Riffat

  • Recent developments in ejector refrigeration technologies

    Xiangjie Chen;Siddig Omer;Mark Worall;Saffa Riffat

  • Solar assisted heat pump systems for low temperature water heating applications: A systematic review

    Mahmut Sami Buker;Saffa B. Riffat

Frequent Co-Authors

Yuehong Su
Yuehong Su University of Nottingham
Guohui Gan
Guohui Gan University of Nottingham
Xudong Zhao
Xudong Zhao University of Hull
Xiaoli Ma
Xiaoli Ma Georgia Institute of Technology
Gang Pei
Gang Pei University of Science and Technology of China
Erdem Cuce
Erdem Cuce Recep Tayyip Erdoğan University
Hao Liu
Hao Liu University of Nottingham
Jie Ji
Jie Ji University of Science and Technology of China
Armando C. Oliveira
Armando C. Oliveira University of Porto
Xingxing Zhang
Xingxing Zhang Dalarna University

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